<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org"
      xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity3">
    <head>
        <title>Hello World!</title>
    </head>
    <body>
    <form action="/upload" enctype="multipart/form-data" method="post">
    	<input type="file" ></input>
    	<input type="submit" >submit</input>
    </form>
        <h1>Hello world!</h1>
    </body>
</html>